The West Banas is a river of western India. It originates the southern Aravalli Range, in Sirohi District of the state of Rajasthan. It flows south, draining the valley between Mount Abu on the west and the easterly ridge of the Aravallis on the east. It continues south through the plains of Gujarat state, flowing through Banaskantha and Patan districts to empty into Little Rann of Kutch seasonal wetland.